Elementary Chemical Arithmetic: With 1100 ProblemsMacmillan and Company, 1882 - 286 páginas |
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Página 41
... 2HCl . 20 Two volumes of chlorine form twice two volumes of hydro- gen chloride , hence 10 litres of chlorine form 2 x 10 = 20 litres of hydrogen chloride . If 10 litres of hydrogen at 15 ° C. are burnt , what volume of steam at 300 ° C ...
... 2HCl . 20 Two volumes of chlorine form twice two volumes of hydro- gen chloride , hence 10 litres of chlorine form 2 x 10 = 20 litres of hydrogen chloride . If 10 litres of hydrogen at 15 ° C. are burnt , what volume of steam at 300 ° C ...
Página 131
... 2HCl = CaCl , + H2O + CO2 . 2 18. 200 grams of platinum ( sp . ht . 032 ) are cooled in solid carbon dioxide and then dropped into 100 grams of water at 16 ° C . If the temperature of the water fall to 10o C. , what is the temperature ...
... 2HCl = CaCl , + H2O + CO2 . 2 18. 200 grams of platinum ( sp . ht . 032 ) are cooled in solid carbon dioxide and then dropped into 100 grams of water at 16 ° C . If the temperature of the water fall to 10o C. , what is the temperature ...
Página 136
... 2HCl . 4 6. How many pounds of common salt are required to make 150 pounds of solution of hydrogen chloride containing 31.5 per cent . of real acid ? 2NaCl + H2SO1 = Na2SO + 2HCl . 7. What volume of chlorine at 39 ° C. is 136.
... 2HCl . 4 6. How many pounds of common salt are required to make 150 pounds of solution of hydrogen chloride containing 31.5 per cent . of real acid ? 2NaCl + H2SO1 = Na2SO + 2HCl . 7. What volume of chlorine at 39 ° C. is 136.
Página 137
... 2HCl . 9. How much salt is required to make 1000 grams of hydrogen chloride ? 2NaCl + H2SO1 = Na2SO1 + 2HC1 . 4 10. 20 grams of dilute hydrogen chloride gave 4.53 grams of silver chloride , what is the percentage of real acid in the ...
... 2HCl . 9. How much salt is required to make 1000 grams of hydrogen chloride ? 2NaCl + H2SO1 = Na2SO1 + 2HC1 . 4 10. 20 grams of dilute hydrogen chloride gave 4.53 grams of silver chloride , what is the percentage of real acid in the ...
Página 138
... 2HCl . 20. Find the percentage composition of bleaching powder if its formula be ( a ) CaO , Cl2 , ( B ) CaOCl ,, ( y ) Ca2H2OCI 6 6 21. The density of chlorine trioxide is found to be 39.7 , and that of the tetroxide 33 · 8 ; what ...
... 2HCl . 20. Find the percentage composition of bleaching powder if its formula be ( a ) CaO , Cl2 , ( B ) CaOCl ,, ( y ) Ca2H2OCI 6 6 21. The density of chlorine trioxide is found to be 39.7 , and that of the tetroxide 33 · 8 ; what ...
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Términos y frases comunes
20 grams 2H₂O 2HCl acid alloy aluminium ammonia antimony arsenic atomic weight barium bromine burnt c.c. of gas c.c. of hydrogen carbon dioxide cent CHAPTER CO₂ College copper Crown 8vo cubic cupric oxide Edition evolved fcap ferrous Find its formula Find the atomic Find the density Find the formula Find the mass Find the percentage formed grams grams of hydrogen grams of lead grams of phosphorus grams of potassium grams of silver grams of water H₂ H₂O H₂SO H₂SO₁ heavy as air Hence hydrate hydrogen chloride hydrogen sulphate iron kilograms kilos litres litres of hydrogen logarithm m.m. Find m.m. is given magnesium manganese dioxide mercury metres molecular weight multiplied nitric oxide obtained oxygen percentage composition potassium chlorate potassium dichromate pressure salt silicon sodium solution specific heat substance contains sulphide sulphur dioxide temperature vapour volume of carbon volume of chlorine volume of hydrogen volume of oxygen zinc
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